About: http://webisa.webdatacommons.org/454399792

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	By using green manure as a cover crop, or plow-down crop organic matter, nitrogen and other nutrients are added to the soil.
http://www.w3.org/ns/prov#wasQuotedFrom	sugarproducer.com